White muscle fibers contain some but relatively few ____.
A) stored ATP molecules
B) creatine phosphate molecules
C) nuclei
D) sarcomeres
E) mitochondria

Question

Quizplus · Accepted Answer

White muscle fibers are characterized by a lower number of mitochondria compared to red muscle fibers. This is because white fibers are primarily used for short, quick bursts of power and speed, relying more on anaerobic metabolism, which does not require mitochondria to the same extent as aerobic metabolism does.

White Muscle Fibers Contain Some but Relatively Few ____